Keyboard



FIG. 1 is an isometric view of the keyboard according to the invention.

FIG. 2 is a top view of the keyboard of FIG. 1.

FIG. 3 is a bottom view of the keyboard of FIG. 1.

FIG. 4 is a front view of the keyboard of FIG. 1.

FIG. 5 is a back view of the keyboard of FIG. 1.

FIG. 6 is a right side view of the keyboard of FIG. 1; and,

FIG. 7 is a left side view of the keyboard of FIG. 1. 

The ornamental design for a keyboard, as shown. 